“DNA Normality Following In Vitro Sperm Preparation with Pentoxifylline and L-Carnitine for Asthenozoospermic Infertile Men” (2013) Global Journal of Medical Research, 13(K7), pp. 25–30. Available at: https://medicalresearchjournal.org/index.php/GJMR/article/view/511 (Accessed: 1 February 2026).